Calculator+1 PRO app for iPhone and iPad

Why you must have this Calculator?.... This is a Scientific Calculator done right!... this is, what other Calculators are not.

This is a well thought, all in one, universal Calculator for the iPhone, iPad, iPod, that was developed for smart phones. Why have the functions and design of a calculator made over 40 year ago? bring your calculator to the 21st Century.

Includes your scientific, trigonometric, arithmetic and memory functions.

Two displays work together to show results and keep track of formula typed. Intelligent clear button remembers numbers typed, and better button placement.
Copy & Paste result and formulas, to and from other apps.

Features:
- 9 included skins to choose from (More available).
- Classic calculator mode ( Portrait ).
- Scientific calculator ( Landscape ).
- Correct number format localization.
- Formula display.
- New button arrangement of most used buttons, for faster thumb typing.
- Copy & Paste results or formulas to or from other apps.
- Make operations with pasted formula.
- Tap gesture to swap displays.
- Swipe gestures to open and close settings menus.
- Sound enable / disable feature.
- Retina displays supported.


This Calculator is Robust, Powerful, Precise and easy to use!

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